Patent · US Active

Transdermal therapeutic system for administering the active substance buprenorphine

US9308202B2 · kind B2 · utility

14Cited by

8References

20Claims

0Family size

Assignee

PURDUE PHARMA L.P. · US

Inventors

Thomas Hille · Neuwied, DE
Michael Horstmann · Neuwied, DE
Walter Mueller · Andernach, DE

Key dates

Filing date	Nov 7, 2007
Grant date	Apr 12, 2016
Priority date	—
Expiry date	Jan 23, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P29/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to a transdermal therapeutic system for administering the active substance buprenorphine. Said system comprises at least one carboxylic acid that determines the solubility of buprenorphine in the matrix layer and that can likewise be absorbed. The transdermal therapeutic system according to the invention is used in the treatment of pain and is characterized by a considerably increased utilization of the active substance.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.